DE50300763D1 - METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE - Google Patents

METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE

Info

Publication number: DE50300763D1
Authority: DE; Germany
Prior art keywords: point modulator; compensating; matching device; modulator; point
Prior art date: 2002-02-22
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

DE50300763T

Other languages

German (de)

Inventor

Markus Hammes

Waasen Stefan Van

Puma Giuseppe Li

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Infineon Technologies AG

Original Assignee

Infineon Technologies AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2002-02-22

Filing date

2003-02-07

Publication date

2005-08-18

2003-02-07 Application filed by Infineon Technologies AG filed Critical Infineon Technologies AG

2003-02-07 Priority to DE50300763T priority Critical patent/DE50300763D1/en

2005-08-18 Application granted granted Critical

2005-08-18 Publication of DE50300763D1 publication Critical patent/DE50300763D1/en

2023-02-08 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0925—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop applying frequency modulation at the divider in the feedback loop
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0916—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop
- H03C3/0933—Modifications of modulator for regulating the mean frequency using a phase locked loop with frequency divider or counter in the loop using fractional frequency division in the feedback loop of the phase locked loop
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
- H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop

DE50300763T 2002-02-22 2003-02-07 METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE Expired - Lifetime DE50300763D1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
DE50300763T DE50300763D1 (en)	2002-02-22	2003-02-07	METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE10207544A DE10207544A1 (en)	2002-02-22	2002-02-22	Method for matching a two-point modulator and two-point modulator with a matching device
DE50300763T DE50300763D1 (en)	2002-02-22	2003-02-07	METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE
PCT/DE2003/000370 WO2003073601A2 (en)	2002-02-22	2003-02-07	Method for adjusting a two-level modulator and two-level modulator with an adjusting device

Publications (1)

Publication Number	Publication Date
DE50300763D1 true DE50300763D1 (en)	2005-08-18

Family

ID=27762411

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE10207544A Withdrawn DE10207544A1 (en)	2002-02-22	2002-02-22	Method for matching a two-point modulator and two-point modulator with a matching device
DE50300763T Expired - Lifetime DE50300763D1 (en)	2002-02-22	2003-02-07	METHOD FOR COMPENSATING A TWO-POINT MODULATOR AND TWO-POINT MODULATOR WITH A MATCHING DEVICE

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE10207544A Withdrawn DE10207544A1 (en)	2002-02-22	2002-02-22	Method for matching a two-point modulator and two-point modulator with a matching device

Country Status (5)

Country	Link
US (1)	US7349516B2 (en)
EP (1)	EP1476939B1 (en)
CN (1)	CN100472940C (en)
DE (2)	DE10207544A1 (en)
WO (1)	WO2003073601A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10147963A1 (en) *	2001-09-28	2003-04-30	Infineon Technologies Ag	Adjustment method for a PLL circuit working according to the two-point principle and PLL circuit with an adjustment device
US20060280270A1 (en) *	2005-05-26	2006-12-14	Brima Ibrahim	Method and system for FM communication
US8428212B2 (en) *	2008-01-30	2013-04-23	Intel Mobile Communications GmbH	Frequency synthesis using upconversion PLL processes
KR101709942B1 (en) *	2010-09-09	2017-02-24	삼성전자주식회사	Fractional-N phase locked loop, method thereof, and devices having the same
US9628308B2 (en) *	2014-10-30	2017-04-18	Mediatek Inc.	Circuit, communication unit and method for VCO frequency adjustment
US9391625B1 (en) *	2015-03-24	2016-07-12	Innophase Inc.	Wideband direct modulation with two-point injection in digital phase locked loops
EP3168983B1 (en) *	2015-11-13	2018-10-17	The Swatch Group Research and Development Ltd.	Method for calibrating a frequency synthesizer with two-point fsk modulation

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5027087A (en) *	1990-02-02	1991-06-25	Motorola, Inc.	Fast-switching frequency synthesizer
US5207491A (en) *	1991-01-31	1993-05-04	Motorola Inc.	Fast-switching frequency synthesizer
US5483203A (en) *	1994-11-01	1996-01-09	Motorola, Inc.	Frequency synthesizer having modulation deviation correction via presteering stimulus
US5983077A (en) *	1997-07-31	1999-11-09	Ericsson Inc.	Systems and methods for automatic deviation setting and control in radio transmitters
US6047029A (en) *	1997-09-16	2000-04-04	Telefonaktiebolaget Lm Ericsson	Post-filtered delta sigma for controlling a phase locked loop modulator
GB2337884B (en) *	1998-05-26	2000-06-07	Motorola Ltd	Voltage controlled oscillator
DE69826835T2 (en) *	1998-05-29	2006-02-23	Motorola Semiconducteurs S.A.	frequency synthesizer
DE19929167A1 (en) *	1999-06-25	2000-12-28	Siemens Ag	Modulator and method for phase or frequency modulation with a PLL circuit
CA2281522C (en) *	1999-09-10	2004-12-07	Philsar Electronics Inc.	Delta-sigma based two-point angle modulation scheme
GB2354649A (en) *	1999-09-22	2001-03-28	Cadence Design Systems Inc	Method and apparatus for generating a modulated radio frequency output signal
US6229400B1 (en) *	1999-10-22	2001-05-08	Motorola Inc.	Method and apparatus for a calibrated frequency modulation phase locked loop
DE10108636A1 (en) *	2001-02-22	2002-09-19	Infineon Technologies Ag	Adjustment method and adjustment device for PLL circuit for two-point modulation
DE10147963A1 (en) *	2001-09-28	2003-04-30	Infineon Technologies Ag	Adjustment method for a PLL circuit working according to the two-point principle and PLL circuit with an adjustment device

2002
- 2002-02-22 DE DE10207544A patent/DE10207544A1/en not_active Withdrawn
2003
- 2003-02-07 CN CNB038043408A patent/CN100472940C/en not_active Expired - Fee Related
- 2003-02-07 EP EP03704300A patent/EP1476939B1/en not_active Expired - Lifetime
- 2003-02-07 DE DE50300763T patent/DE50300763D1/en not_active Expired - Lifetime
- 2003-02-07 WO PCT/DE2003/000370 patent/WO2003073601A2/en not_active Ceased
2004
- 2004-08-20 US US10/923,351 patent/US7349516B2/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US20050084034A1 (en)	2005-04-21
EP1476939A2 (en)	2004-11-17
EP1476939B1 (en)	2005-07-13
US7349516B2 (en)	2008-03-25
DE10207544A1 (en)	2003-09-18
CN100472940C (en)	2009-03-25
WO2003073601A3 (en)	2003-11-13
WO2003073601A2 (en)	2003-09-04
CN1636312A (en)	2005-07-06

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Legal Events

Date	Code	Title	Description
2006-08-03	8364	No opposition during term of opposition